Osb Versus Plywood For Roof Decking

As a homeowner if you find yourself in this position know that when you install a new decking system you will have to decide between using plywood or osb.

Osb versus plywood for roof decking.

Plywood is made with an odd number of layers for optimal strength and performance. Many contractors will use osb for roofing and subfloors. Building codes the engineered wood association architects and most builders rate plywood and oriented strand board obs sheathing equal in strength and durability. We specialize in solutions with long lasting benefits for your home and family because we care about your well being.

Should they go with osb vs. Osb is much more waterproof than plywood and cdx plywood. Home osb is about 700 less expensive compared with plywood if used as the subfloor sheathing and roof decking. Arac roof it forward is a local roofing contractor offering a full range of roofing and exterior remodeling services including roof repair and replacement gutters insulation woodwork and more.

Osb is now used for about 70 percent of all floor wall and roof sheathing in north america. Osb is cheaper than plywood by about 3 to 5 per panel. There are even variants of osb that come with building wrap already in place so installation is as easy as taping the seams together. You can buy it per sheet use it for sheathing and more.

While some people do prefer to go with traditional plywood many construction experts make the argument that osb is better for roofing. Estimates put its market share as high as 75 with much of that dominance thanks to cost conscious production builders. At face value you might think that both materials seem the same. Because the adhesive and resin make it more difficult to absorb water osb is less likely to expand and contract with exposure to moisture.

When you count sub floors roofs and wall sheathing osb claims about 70 of the wood sheathing market in north america over plywood. According to dmitry lipinskiy owner of roofing insights there is a 5 chance that older homes will need a completely new decking system when their roofs are repaired. Up until 2000 plywood held the majority of the market for wall roof and floor sheathing when it was surpassed by osb which as of 2018 held about 75 of the market share. Plywood long ago lost its market leadership to oriented strand board osb which is now the most used sheathing and subflooring material.

Cdx plywood for the roof. When building a house osb makes for excellent sheathing. In 2001 oriented strand board surpassed plywood in terms of square footage produced. Cost of plywood vs osb.

Challenge we ll put the oriented stand board osb and plywood against each other. Osb v plywood which is best.